Timehri Rainfall

At Timehri in Guyana, for a period of record spanning 1979 – 2014
average annual rainfall sum = 2619.4 mm
wettest year on record = 3619 mm of rainfall in 2000
driest year on record = 1762 mm of rainfall in 1992
wettest month on average = 350 mm of rainfall in June
wettest month on record = 719 mm of rainfall in January 2009
peak of wet season = May to July on average with an average of 977.3 mm of rainfall
wettest 3-month period on record = 1535 mm of rainfall in May to July 1996
driest month on average = 127 mm of rainfall in March
driest month on record = 3 mm of rainfall in March 1987
peak of dry season on average = Feb. to Apr. with 442.9 mm of rainfall
driest 3-month period on record = 87 mm of rainfall in Jan. to Mar. 2003
Below are links to charts of Monthly and Seasonal rainfall values. Click on each of the thumbnail images to see the respective full image.